According to the case, on one occasion, he offered a female soldier
who was in need of a change of clothes, to use a conference room next to his office. Ben-Arzi planted a hidden camera in the room, and used it to take photos of the woman. She noticed the camera and left the room.

On another case, Ben Arzi is suspected of placing a hidden camera in his bedroom and using it to film a sexual encounter with a woman he met on a dating website.

The indictment lists many similar offenses, in addition to cases in which he planted hidden cameras in clothing stores' fitting rooms, taking pictures of women changing clothes.